Celestron PowerSeeker 114EQ 21045 Instruction Manual Download | Manualshive

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ENGLISH

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Summary of Contents for PowerSeeker 114EQ 21045

Page 1: ...AL L P Po ow we er rS Se ee ek ke er r 6 60 0E EQ Q 2 21 10 04 43 3 P Po ow we er rS Se ee ek ke er r 7 70 0E EQ Q 2 21 10 03 37 7 P Po ow we er rS Se ee ek ke er r 8 80 0E EQ Q 2 21 10 04 48 8 P Po ow we er rS Se ee ek ke er r 1 11 14 4E EQ Q 2 21 10 04 45 5 P Po ow we er rS Se ee ek ke er r 1 12 27 7E EQ Q 2 21 10 04 49 9 ENGLISH ...

Page 2: ...lating Magnification 14 Determining Field of View 15 General Observing Hints 15 ASTRONOMY BASICS 16 The Celestial Coordinate System 16 Motion of the Stars 16 Polar Alignment with the Latitude Scale 17 Pointing at Polaris 18 Finding the North Celestial Pole 18 Polar Alignment in the Southern Hemisphere 19 Aligning the Setting Circles 21 Motor Drive 22 CELESTIAL OBSERVING 23 Observing the Moon 23 Ob...

Page 3: ... be used terrestrially as well as astronomically with the standard accessories included Take time to read through this manual before embarking on your journey through the Universe It may take a few observing sessions to become familiar with your telescope so you should keep this manual handy until you have fully mastered your telescope s operation The manual gives detailed information regarding ea...

Page 4: ...t Screw 2 Mounting Bracket w Tube Rings 10 Tripod Accessory Tray 3 R A Setting Circle 11 Tripod 4 Finderscope 12 Counterweight Bar 5 Eyepiece Diagonal 13 Counterweight 6 Focus Knob 14 Equatorial Mount 7 Dec Slow Motion Cable 15 Dec Setting Circle 8 R A Slow Motion Cable 16 Objective Lens 8 16 1 2 4 5 15 3 14 7 9 6 12 13 11 10 8 ...

Page 5: ...8 Tripod Accessory Tray 2 Tube Ring 9 Tripod 3 Telescope Optical Tube 10 Counterweight 4 Primary Mirror 11 R A Setting Circle 5 Dec Slow Motion Cable 12 Equatorial Mount 6 R A Slow Motion Cable 13 Dec Setting Circle 7 Latitude Adjustment Screw 14 Focus Knob 1 14 2 3 4 13 12 11 10 5 7 6 9 8 ...

Page 6: ...own slightly on the tripod leg brace Figure 2 2 The very top of the tripod is called the tripod head 3 Next we will install the tripod accessory tray Figure 2 3 onto the tripod leg brace center of Figure 2 2 4 On the bottom of the tripod tray is a screw attached to the center The screw attaches into a threaded hole in the center of the tripod leg brace by turning it counterclockwise note pull up s...

Page 7: ...st ta al ll li in ng g t th he e C Co ou un nt te er rw we ei ig gh ht t B Ba ar r C Co ou un nt te er rw we ei ig gh ht t s s To properly balance the telescope the mount comes with a counterweight bar and one or two counterweights depending on the model you have To install them 1 Remove the counterweight safety screw from the counterweight bar at the opposite end of the threaded rod by unthreadin...

Page 8: ...re 2 16 For the 60EQ refractor the tube mounts directly to the mounting bracket with the screw studs attached to the optical tube Before you attach the optical tube make sure that the declination and right ascension locking knobs are tight Figure 2 24 Then make sure that the latitude adjustment screw and latitude locking bolt Figure 2 27 are tight This will ensure that the mount does not move sudd...

Page 9: ... diagonal before inserting the eyepiece 3 The eyepieces can be changed to other focal lengths by reversing the procedure in step 2 above I In ns st ta al ll li in ng g t th he e E Ey ye ep pi ie ec ce e o on n t th he e N Ne ew wt to on ni ia an n The eyepiece or ocular is an optical element that magnifies the image focused by the telescope Without the eyepiece it would be impossible to use the te...

Page 10: ...s located around the finderscope bracket until the crosshairs of the finderscope are centered on the object chosen with the main telescope Figure 2 22a Finderscope with Bracket I In ns st ta al ll li in ng g a an nd d U Us si in ng g t th he e B Ba ar rl lo ow w L Le en ns s Your telescope also comes with a 3x Barlow Lens which triples the magnifying power of each eyepiece However the greatly magn...

Page 11: ...oosen the counterweight locking knob on the counterweights one at a time if you have two counterweights while holding the counterweight s and slowly release them 4 Move the counterweight to a point where they balance the telescope i e it remains stationary when the R A lock knob is released 5 Tighten the locking knobs to hold the counterweights in place B Ba al la an nc ci in ng g t th he e M Mo o...

Page 12: ... un nt t i in n A Al lt ti it tu ud de e To increase the latitude of the polar axis loosen the latitude locking bolt slightly Figure 2 27 To increase or decrease the latitude of the polar axis tighten or loosen the latitude adjustment screw Then tighten the latitude locking bolt securely Be careful when turning the screws to avoid hitting your fingers or having them scrapped on other screws etc Th...

Page 13: ...o the mirror at the back end There light is bent forward in the tube to a single point its focal point Since putting your head in front of the telescope to look at the image with an eyepiece would keep the reflector from working a flat mirror called a diagonal intercepts the light and points it out the side of the tube at right angles to the tube The eyepiece is placed there for easy viewing Newto...

Page 14: ... than the one you are currently observing Note If you wear corrective lenses specifically glasses you may want to remove them when observing with an eyepiece attached to the telescope However when using a camera you should always wear corrective lenses to ensure the sharpest possible focus If you have astigmatism corrective lenses must be worn at all times C Ca al lc cu ul la at ti in ng g M Ma ag...

Page 15: ...produces a linear field width of 58 feet at a distance of one thousand yards G Ge en ne er ra al l O Ob bs se er rv vi in ng g H Hi in nt ts s When working with any optical instrument there are a few things to remember to ensure you get the best possible image y Never look through window glass Glass found in household windows is optically imperfect and as a result may vary in thickness from one pa...

Page 16: ...the next Since the Earth rotates once every 24 hours there are 24 lines total As a result the R A coordinates are marked off in units of time It begins with an arbitrary point in the constellation of Pisces designated as 0 hours 0 minutes 0 seconds All other points are designated by how far i e how long they lag behind this coordinate after it passes overhead moving toward the west M Mo ot ti io o...

Page 17: ...hern horizon to the celestial pole is always equal to your latitude If you are observing from Los Angeles which has a latitude of 34 then the celestial pole is 34 above the northern horizon All a latitude scale does then is to point the polar axis of the telescope at the right elevation above the northern or southern horizon To align your telescope 1 Make sure the polar axis of the mount is pointi...

Page 18: ...to the Earth s rotational axis Many methods of polar alignment require that you know how to find the celestial pole by identifying stars in the area For those in the northern hemisphere finding the celestial pole is not too difficult Fortunately we have a naked eye star less than a degree away This star Polaris is the end star in the handle of the Little Dipper Since the Little Dipper technically ...

Page 19: ...tial pole is no longer directly overhead It has moved one degree closer toward the southern horizon This means the pole is now 89 above the southern horizon If you move one degree further north the same thing happens again You would have to travel 70 miles north or south to change your latitude by one degree As you can see from this example the distance from the southern horizon to the celestial p...

Page 20: ...nd di in ng g t th he e S So ou ut th h C Ce el le es st ti ia al l P Po ol le e S SC CP P This method helps improve your polar alignment and gets you closer to the pole that the above methods This will improve your accuracy for more serious observations and photography In each hemisphere there is a point in the sky around which all the other stars appear to rotate These points are called the cele...

Page 21: ... moves in R A the setting circle must be aligned each time you want to use it to find an object However you do not need to use a star each time Instead you can use the coordinates of the object you are currently observing Once the circles are aligned you can use them to find any objects with known coordinates The accuracy of your setting circles is directly related to the accuracy of your polar al...

Page 22: ...e is powered by one 9 volt alkaline battery This can power the drive for up to 40 hours depending on motor speed setting and ambient temperature The battery should be installed already but if not or replacing the battery unscrew the two mounting screws Figure 4 11 Remove the control panel plate from the motor assembly and then remove the motor bracket from the motor Then you will be able to get to...

Page 23: ...h of its polar caps You will be able to see the cloud belts of Jupiter and the great Red Spot if it is visible at the time you are observing In addition you will also be able to see the moons of Jupiter as they orbit the giant planet Saturn with its beautiful rings is easily visible at moderate power Planetary Observing Hints y Remember that atmospheric conditions are usually the limiting factor o...

Page 24: ...ht sky is inky black Sky Illumination General sky brightening caused by the Moon aurora natural airglow and light pollution greatly affect transparency While not a problem for the brighter stars and planets bright skies reduce the contrast of extended nebulae making them difficult if not impossible to see To maximize your observing limit deep sky viewing to moonless nights far from the light pollu...

Page 25: ...ible P Pi ig gg gy yb ba ac ck k P Ph ho ot to og gr ra ap ph hy y For the 70EQ 80EQ 114EQ and 127EQ telescopes piggyback photography is done with a camera and its normal lens riding on top of the telescope Through this method you can capture entire constellations and record large scale nebulae You attach your camera to the piggyback adapter screw Figure 6 1 located on the top of the tube mounting...

Page 26: ...ning please call the factory for a return authorization number and price quote C Co ol ll li im ma at ti io on n o of f a a N Ne ew wt to on ni ia an n The optical performance of most Newtonian reflecting telescopes can be optimized by re collimating aligning the telescope s optics as needed To collimate the telescope simply means to bring its optical elements into balance Poor collimation will re...

Page 27: ...before beginning To star collimate in the Northern Hemisphere point at a stationary star like the North Star Polaris It can be found in the north sky at a distance above the horizon equal to your latitude It s also the end star in the handle of the Little Dipper Polaris is not the brightest star in the sky and may even appear dim depending upon your sky conditions For the Southern Hemisphere point...

Page 28: ...ld want to move the image of the star in your eyepiece by adjusting the collimation screws toward the three o clock position in the field of view It may only be necessary to adjust a screw enough to move the star s image from the center of the field of view to about halfway or less toward the field s edge when using a high power ocular Collimation adjustments are best made while viewing the star s...

Page 29: ...be observed on the lunar surface UHC LPR Filter 1 25 94123 This filter is designed to enhance your views of deep sky astronomical objects when viewed from urban areas It selectively reduces the transmission of certain wavelengths of light specifically those produced by artificial lights Flashlight Night Vision 93588 The Celestron flashlight uses two red LED s to preserve night vision better than r...

Page 30: ...gular Field of View w 20mm eyepiece 1 1 1 4 1 1 1 1 1 0 Linear FOV w 20mm eyepiece ft 1000yds 58 74 58 58 53 Mount Equatorial Equatorial Equatorial Equatorial Equatorial RA DEC Setting Circles yes yes yes yes yes RA DEC Slow Motion Cables yes yes yes yes yes CD ROM The Sky Level 1 yes yes yes yes yes Highest Useful Magnification 142x 165x 189x 269x 300x Limiting Stellar Magnitude 11 4 11 7 12 0 12...

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